Tencent Technology (shenzhen) Company Limited

Shaojie Li

Wei Luo

Yong Zhang

Ling Li

Xiaohui Yao

Liangliang Fan

Leteng Weng

Feng Lu

Jin Huang

Qing He

Jingui Wang

JingJing Li

Junda Li

Suipeng Qi

Dunwei Wu

Embodiments of the present invention disclose a data transmission method, a data transmission device and system. The method includes: receiving a picture pushing message from an instant messaging service device, the picture pushing message including a target picture and a source user identification, and the picture pushing message being sent when the instant messaging service device receives a picture sending request from an instant messaging client to a specified public account, the picture sending request including the target picture and the source user identification; based on the source user identification, querying a target electronic photo frame identification having a binding relationship with the source user identification; and based on the target electronic photo frame identification, sending the target picture to an electronic photo frame corresponding to the target electronic photo frame identification.

Data transmission method, and relevant device and system

Laser engraving machine

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Shenzhen, China

Shaojie Li